摘要： ＩＰ多点广播是一种新兴技术，它以传统的ＴＣＰ／ＩＰ网络为载体，具有一对多和多对多的数据交付能力，为网络实时多媒体传输和批量数据传输提供了解决手段。该文简要介绍了ＩＰ多点广播技术的产生、发展和应用，重点分析了它的工作机制，包括多点广播地址构造、Ｉｎｔｅｒｎｅｔ组管理协议和路由技术。

关键词: IP多点广播, 英特网组管理协议, 路由技术

Abstract: IP multicast is a rising network technology.IP multicast applications run on the traditional TCP/IP network and can deliver data to multiple receivers simultaneously. It's a new technology for multimedia realtime transmission and bulk data transmission.This paper discusses the IP multicast technology,including the conformation of IP multicast address,Internet Group Management Protocol(IGMP) and IP multicast routing.

中图分类号: 

• TP393